WELCH TRUST 8-7-E

Oil · District 9 · Lease #20376

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

839k BBL

Cum Gas

0 MCF

Wells

2

Production

2019-03 — 2026-03

Peak Month

2019-04

Production History

Cum Oil: 839,135 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

22,913 BBL/mo

Di (annual)

38.7%

b-factor

0.1

EUR

790,098 BBL

R-squared

0.748

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4209HPARSLEY ENERGY OPERATIONS, LLC28,9802018-07-23
4309HPARSLEY ENERGY OPERATIONS, LLC28,9352018-07-23
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